Revolving door.



W. B. ALLEN.

REVOLVING DOOR.

APPLICATION IILBD JULY 17, 1912.

2 SHEETB-SHEET l IIIIIHII H Patented July 8, 1913 \\\\\\\\\\wA\\\\\\\\\\\\\\\\\\\\ A COLUMBIA PLANOGRAPH C0..WA5H|NOTON, u. C.

W. B. ALLEN. REVOLVING DOOR.

APPLIDATION FILED JULY 17, 1912.

1,066,567, Patented July 8, 1913.

2 SHEETS-SHEET 2.

llltlllhlll) tflAlES PA'lENT OFFICE.

`WALKER I3. ALLEN, OF ST. LOUIS, MISSOURI, ASSIGNOR OF ONE-HALF TO JOHN C. KEIL, OF ST. LOUIS, MISSOURI.

REVOLVING DOOR.

Specification of Letters Patent.

Patented July 8, 1913.

Application filed July 17, 1912. Serial No. 710,005.

le it known th:Lt l, VVMJULL: ll. ALLEN, :L eitizen ol the 'United Stuten, residing; :it St. Louis` lvlflssouri, have invented :L certain new :Lnd useful ln:provement in Revolving l)oo1.'s, olf` whieh the jlfollowing is :L lull, elenr, und exuet desaeription, sueh :Ls will ennhle others Skilled in tl :irt to whieh it :Lppertuinsto n'uLl' L :ind use the Hume.

'l`hi,-.A invention relute4 to revolving doors, :1nd lum' 'l'or ite' ohjeet to provid: nn ellieient revolving door ol Simple eonntriletion ther. 'will not get out el order easily :Lnd wheh is so deeinjnod thet the heurinn whieh supporte` the weight oLl the door is: loented :nljuelent the `point where yn'eseure ifs :Lpplied to the door during' the operntion ol" i'et'olvilig;` the door. rlo this4 end li hzLve devised :L revolving;- door whieh eomi'irises :L rotetuhle eenter eolnmn to whieh the winne or seetions ol.' the door :Lre eonneeted, :Lnd :L Stundurd or Htutionury supporting;` meniher :Lrrnnged in seid eenteieolumn :ind eoiiperntiun` with :L henringg; member on the oolunln tlnLt is loented :it :L|)proXin'nLtely the eenter ol.e the door.

Figure 'l olf the Llrnwinnje is :Ln elevntiomil View olf :L revolving door eonHtL-ueted in :Leeordnnee with my invention; llig. is :L horizontnl seetionul View tulien on :ipproxe mutely the line -2 ot' l.*"i; l.; lligg. Il is :in enhLrged wirtienl Sectional View ot purl; olf the eenter eoliimn :Lnd the vertieul standard tluLt supports the weight ot the door; Fig'. fl :L horizontal sectional View teken on the line 1 -ftol Fig. 8; Fig. 5 :L detail vertieel seetionnl VView illustreting' :L Slight .modifican tion eil my invention; liizg'. (i is :L `vertirnl seetionnl View teken on the line f3 Y( o'l Fig'. l Flieg. 7 if: :Ln elevntionul View illuftrutingg :Lnother modilieution olE my invention; nnd Vilar. fl ie :L vertienl eeetionul View inten on the. line :H ol' lfipj. 7.

lteI'erring;l to l `i,ia. l. to l ol' the :IrzLwingpi whieh illuetrute the preferred l'orin ol my' inrentfm, A de:-;i :;nute=-i the wine.: or door :Leetionel ol' :L revolving door. edd winney he. inn' :irrnnp'ed :it :in :inn-le to e::eh other. :Lel shown in liigg'. 2., :Lnd mounted in .eur-.h :i Vnummer th:Lt they will revolve :Lhont :L ver-- tienl :LKie` loented :it the eenter ol the door oi'ieninpj. The door herein shown is pro-- Liided withy tout Winge or door neetions A that :Lre held in operative position with relntlon to each other by ineens of hrnees 1 olE :my suitable type, :Ls shown in Fig'. Q, und said door sections :Lre connected toe eentei' column B that preferably extends from the top to the bottoni of the door opening. Any Suitable ineens muy he used for eonneetin'g the door sections A to the eenter column B, eueh, 'lor exemple, :is hinges l consisting ol interloeking niemhers on the door Sections :nul on the eenter eohnnn whieh :ire so de- Asigned l'hnt the door eeetions een he l'ohled togetlufr :Ll'ter the hrm-ee l lleve heen Ielezmed.

'..lhe heeringg,` thul'. lwupports the might ol? the door is loenled intermediule the top :Lnd hottom edges of the dnor rn'ifl'ernhly :it :ip proximntely the renter ol" the door. ln the enllunliment oll my invention shown in lligs. 'l to "l- :L vertieullyr disposed stundnrd or support E2 :'n'ojeel's upwardlyv through the eenter eolumn l :ind eoopernle.A with :L lnemher il innide ol' seid eenter eolumn lo support the entire weight ol the door. the henring memher heineI- prel'eruhli;v loented :L :slight die` lnnee helow the transverse eenter ol the door or :it :i point where pressure, is :ipplied to the wingsl A` ol' the door during:l the oper-.dion ol' revolving' the door.

ln order to reduee the l'rietion hetween the upper end ol" the slnndnrd :Lnd the henringl' meniher Il on l'he door l interpose 'lrietionredueine,` hearing hetween the Seid perte. the henlflngr herein shown eonsistingl ol hulls `l that ure :Lrrnngecl in eoilfiernting :Lnnuhn` rneewnys formed in the upper end oil the Stumlnrd 2 :ind in theI under side ol the memher 3 in the :renter eolumn l. 'lhe doei'- supporting:I slnndurd i is provided :it its lower end with :L heme i whieh is seeurel)F :Lnehored to the lloor (l :Lt :Lp::rox'innilelyV the renler ol' the opening whieh the door elorlen. und, ill denireil, hull henrinnet f: een he :irrunpjed heln'een the outer :nnl'nee ol' the stundurd und the inner nnrl'nee ol' the een ter eol|||nn ll :nlineent llie lower end olE Suid Htundnrd, :is: Ihewn in l `i} Il. so :Ls4 to reduee the l'rietion hetween nid pnrls enused hy the rot-.nwr movement ol the renter column nround the. stninlnrd 2. .lleuns :ire provided `l'or holdingl the Lipper end of the center eol- :nun ll in pof-;ition so :Ls to reduce the lateral l2. A revolving door Comprising a center Column provided with Wings or door sections7 a -Vertical standard in the lower portion of said Column that projects upwardly into said Column and terminates some distance below the upper end of Same, a bearing in said column that transmits the Weight ot the door d1rectly to sald standard, a laterally movable member to which said standard 1s connected, and means or normally WALKER B; ALLEN.

fit/messes WELLS L. CHURCH, Gnonen BAKEWELL.

Copies of this patent may be obtained for five centsl each, by addressing the Commissioner of Patents, Washington, D. C.

J. MOE. AMES.

UNDBRFRAMB.

ArPLIoATIoN FILED MAR.1, 1910.

Patented vJuly 8,1913.

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l wu@ whom 

